Nexus® 1500 Meter Quick Start Guide
Contents
1. Nexus 1500 Meter Quick Start Guide Mechanical Installation 1 Slide the meter into the panel s cut out See the diagram shown on the right You can use either an octagonal or a rectangular cut out 2 From the back of the panel slide the 4 Mounting Brackets into the 456 grooves on the top and bottom of the meter housing 2 fit on the top and 2 fit on the bottom 3 Snap the Mounting Brackets into place PO e 4 Secure the meter to the panel with lock washer and a 8 screw in each of the 4 mounting brackets Rectangular Cut out Dimensions 5 Tighten the screws with a 2 Philips screwdriver Do not over tighten Electrical Wiring Diagrams Mounting Bracket A BC N Grooves nee Screw CTs A SERVICE WYE or DELTA Direct 3 Phase 4 wire A B C A BC N A BC N 4 1 i laaa C Jae Ua deh el dah eb f YYVY Ve CTs XXY AIG N Dn e EL IIe 0 mv a wen EO eS E XQ Vn ps ifs PTs t 3 Vb Fas V t 3 Va Vb T 3 Va c c ee ie ao oai 1 A BC C C eee fame ee C C A BC Da i 7 hes A BCN N A is OR OR g j B B A B A B I A B A WYE or DE2. are given in this Quick Start Guide For more information click Help gt Contents from the Title Bar of the Communicator EXT Main screen to view the Communicator EXT 3 0 User s Manual CT PT Ratios and System Hookup 1 From the Device Profile screen double click General Settings gt CT PT Ratios and System Hookup The current settings are shown on the screen 2 Double click one of the settings to open the CT and PT Ratios screen shown on the right 3 Youcan enter CT and PT Ratios and select Hookup and Frequency from the pull down menu 4 Click OK to close the screen Click Update Device from the Device Profile screen to save your settings Communication Settings 1 From the Device Profile screen double click General Settings gt Communications The current settings for the meter s Ports are shown on the screen 2 Double click one of the Port settings to open the Communications screen shown on the right 3 You can configure the settings for all four Communication Ports as well as the two Network Cards Click Help to view instructions for configuring these settings 4 Click OK to close the screen Click Update Device from the Device Profile screen to save your settings NOTE You can also use the standard or optional Ethernet ports the optional RS485 ports or the ANSI optical port to connect to and configure the Nexus 1500 meter Electro Industries GaugeTech Device Profile CT and PT Rati
3. LTA with PTs 3 Phase 4 wire DELTA Direct 3 Phase 3 wire DELTA with PTs 3 Phase 3 wire NOTE See the meter s Installation and Operation Manual for additional wiring configurations Electro Industries GaugeTech Doc E154702 V 1 02 Q 1 Programming the Nexus 1500 Meter Using the USB Virtual Com Port NOTES e Before using the USB Virtual Com port for the first time see Appendix A of the Nexus 1500 Meter Installation and Operation Manual that came with your meter for instructions on configuring it e You can view detailed meter programming instructions by clicking Help gt Contents from the Communicator EXT Main screen Connecting to the Nexus 1500 Meter 1 Open Communicator EXT software This software is on the enclosed CD ta screen shown on the right Click Serial Port Select Baud rate of 115200 oe Configuring the Nexus 1500 Meter Click the Connect icon on the Tool Bar You will see the Connect Select the Port that is the USB virtual Com port Click Connect You will see the Device Status screen Click OK You will see the Main Communicator EXT screen Connect Serial Port Device Address Baud Rate Port Protocol Flow Control Echo Mode Network 115200 el Available Ports All Ports COMI Communications Port v Modbus RTU None No Echo Click the Profile icon on the Tool Bar You will see the Device Profile screen NOTE Instructions for a few basic settings
4. os CT Ratio Primary Current Secondary Current PT Ratio Line to Neutral Primary Secondary Voltage Voltage IN 100 00 po Hookup Po Operational Frequency Range 20Hz to 65Hz Device Profile Communications Settings Optical Port USB Serial Port Baud Rate Address Address Baud Rate RS 485 Port 1 Address Baud Rate RS 485 Port 2 Address Baud Rate 57600 v 57600 v Data Bits e H None otop Bits I Tx Delay Protocol Modbus ATU P ar ty Data Bits Parity stop Bits Tx Delay Oms Protocol Data Bits o Parity None v stop Bits 1 Tx Delay lms eal Protocol Modbus RTU Data Bits P ar i ty JEL Sto p Bits 4 Tx Delay Ors Protocol Modbus ATU Mode Inverted v IP Address Subnet Mask Default Gateway Cancel Doc E154702 V 1 02 Mode Advanced Settings Q 2 020410
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